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Publication of FR893643ApublicationCriticalpatent/FR893643A/en
A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
A63B33/00—Swimming equipment attachable to the head, e.g. swim caps or goggles
A63B33/002—Swimming goggles
B—PERFORMING OPERATIONS; TRANSPORTING
B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
B63C11/02—Divers' equipment
B63C11/12—Diving masks
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Health & Medical Sciences (AREA)
Pulmonology (AREA)
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Ocean & Marine Engineering (AREA)
FR893643D1943-05-141943-05-14 Diving telescope and porthole for panoramic exploration of the seabed and underwater spacesExpiredFR893643A (en)